Emotiva Audio Fusion Flex Integrated Amp

Great Little Amplifier from Emotiva. I used to power speakers in my home theater. Plenty of power. Very clean, little use you can see in the pictures. See the specs from EMOTIVA below:
Performance Specifications
Input sensitivity (for full output): 600 mV. Auto switch response time: (On from Standby or switch to priority input on sense); < 10 seconds. Minimum recommended load impedance: 4 ohms (one 4 ohm load or two paralleled 8 ohm loads per channel). Power output: 50 watts/channel @ 8 ohms. 75 watts/channel @ 4 ohms. S/N ratio: > 95 dB (A-weighted). Frequency response: 20 Hz to 20 kHz +/- 0.08 dB. Trigger and control: Trigger Input: 5 - 20 VAC or VDC. Serial: Standard RS-232 drive levels. Protection: The Fusion Flex Amplifier is protected against excessive operating temperature, shorted speaker connections, ground faults, and other common fault conditions. If a fault occurs, the Fusion Flex Amp will automatically power down and the front panel Standby LED will flash red. To reset the protection, turn the Fusion Flex Amp Off and then On again using the REAR PANEL POWER SWITCH after the fault has been removed.
Thank you for looking!